Jobber, D. (2010). Principles and practice of marketing (6th ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoJobber, David. Principles and Practice of Marketing. 6th ed. London ; New York: McGraw-Hill, 2010.
Dyfyniad MLAJobber, David. Principles and Practice of Marketing. 6th ed. McGraw-Hill, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.